1.1× this
Trash
Toxic JellymassC$14StableSynced yesterday
Source: Fisch Wiki (CC BY-SA 4.0) · Value = in-game sell price, not player trade prices · Last checked Nov 11, 2026
TrashValue rank #663 of 677
C$13
= C$13 · Normal, average weight
Stable · Synced Nov 11, 2026 · How are values worked out?
Value by mutation
All mutations →Basalt is worth a bit less than Toxic Jellymass (C$14) and a bit more than Clam (C$12).
Fish data
RarityTrash
Where to catchRoslit Volcano
Average weight18 kg
Weight range15 – 44 kg
Sells per kgC$0.722
XP10
Recent changes
Full update log →No change since Nov 9, 2026Basalt is still C$13.
Fish with a similar value
What can Basalt trade for?
1 × Basalt ≈ 4 × Broken Arrow (C$12 vs C$13, 4.6% apart = Fair)Try it in the calculator
1 × Basalt ≈ 11 × String (C$13 vs C$13, 1.5% apart = Fair)Try it in the calculator
Basalt sell price by weight and mutation
C$ at 0.71 C$/kg, using the game's rounding. Mutations are the highest appraisable and event ones; see all multipliers.
| Mutation | × | Lightest15 kg | Average18 kg | Heaviest44 kg |
|---|---|---|---|---|
| No mutation | 1 | 11 | 13 | 32 |
| Shiny | 1.85 | 21 | 25 | 60 |
| Sparkling | 1.85 | 21 | 25 | 60 |
| Nightmare | 8.8 | 97 | 115 | 282 |
| Necrotic | 7.4 | 82 | 97 | 237 |
| Shrouded | 7 | 77 | 91 | 224 |
| Wicked | 6.6 | 73 | 86 | 212 |
| Prismatic | 6.5 | 72 | 85 | 208 |
| NightmareFischFright 2025 | 8.8 | 97 | 115 | 282 |
| Jack's CurseFischFright 2025 | 8.5 | 94 | 111 | 272 |
| PopsicleFischfest | 8.16 | 90 | 107 | 262 |
Other fish at Roslit Volcano
- Inferno Wood · Mythical · 3,500 C$/kg
- Magma Tang · Uncommon · 43.3 C$/kg
- Molten Banshee · Exotic · 12 C$/kg
- Obsidian Swordfish · Mythical · 10 C$/kg
- Volcanic Geode · Rare
- Ember Perch · Unusual
- Ember Snapper · Unusual
- Obsidian Salmon · Legendary
- Pyrogrub · Rare
FAQ
How much is Basalt worth in Fisch?
One average Basalt is worth about C$13. A Shiny or Sparkling one (×1.85) is C$24, and a Midas one (×2.5) is C$33. The value is the Fisch Wiki's average sell price, so a heavier fish sells for more.
What does Basalt sell for at different weights?
At 0.71 C$ per kg, Basalt sells for 11 C$ at its lightest weight (15 kg) and 32 C$ at its heaviest (44 kg), with no mutation.
Where do you catch Basalt in Fisch?
Basalt is listed under Roslit Volcano. Roslit Volcano has 10 fish in total.
How rare is Basalt?
Fisch Wiki lists Basalt as Trash and it gives 10 XP. It weighs 15–44 kg.